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Terms for subject Oil / petroleum containing extra | all forms | exact matches only
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double extra heavy特加重
double extra heavy pipe特加厚管
double extra strong pipe特加厚管
double extra strong pipe双加厚管
extra accuracy超精度
extra coat protective特殊防护涂料管线
extra current额外电流
extra duty额外能率
extra duty额外负荷
extra equipment备用器材
extra-extra large特大的【号】
extra fill sand附加充填砂
extra fine特薄【细】的
extra-fine fit一级精度配合
extra fine thread超细螺纹
extra hand加长把
extra-hard特硬的
extra hazard特别火险
extra heavy特【加，超】重的
extra heavy crude特稠油
extra heavy crude超重原油
extra heavy crude oil特重原油
extra-heavy drill rod加重钻杆
extra heavy oil特稠油
extra heavy oil超重油
extra-heavy pipe加重管子
extra-heavy tong加重型吊钳
extra heavy valves加重型阀门
extra-high特高的
extra-high frequency极高频
extra high pressure超高压力
extra-high vacuum极高真空
extra-high yield bentonite超造浆率膨润土
extra improved plow steel特优犁钢
extra-instruction附加指令
extra-large特大的
extra light load特轻加载的
extra light loading特轻加载
extra lightly loaded特轻加载的
extra long casing slip超长套管卡瓦
extra long joint加长接头
extra-long multisegment casing slip超长多瓣式套管卡瓦
extra-long near-bit stabilizer超长近钻头扶正器
extra-long perforation tunnel特长射孔孔道
extra-long rotary slip超长旋转卡瓦
extra low density cement超低密度水泥
extra low frequency极低频
extra margin of stress应力裕量
extra mock tool joint特别假接头
extra-oil production额外产油量
extra-pale特级浅色 (石油产品颜色标准)
extra pressure drop额外压力降
extra profit额外利润
extra-pure grade超纯级
extra-small特小的
extra soft超软的
extra storage附加存储
extra string备用管柱
extra-strong特强的
extra-strong加厚管
extra strong超强的
extra strong pipe特强管
extra strong pipe特厚壁钢管
extra wide超宽型的
unified extra-fine thread统一标准特细牙螺纹

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